Remeha Calenta 28C Combi CW4 spare parts

In brief

Instalpunt supplies 105 original parts for the Remeha Calenta 28C Combi CW4, including fans, sensors, temperature sensors and NTC sensors. Order online.

105Spare parts
76In stock
€10.45From
22Types
availableExploded view

Looking for parts for the Remeha Calenta 28C Combi CW4 (boiler)? Below are all 105 original parts, grouped by part type, with the matching exploded view. Choose a type to jump straight to the right table.

View the interactive exploded view →

Quick left to the right part for the Remeha Calenta 28C Combi CW4

Part	From	Delivery
Fan Remeha fan for RG118-R19,5x1 (Calenta)	€227.95	In stock
Ignition part Remeha ignition/ionisation electrode for Calenta and Calenta Ace	€41.45	In stock
Pressure sensor Remeha pressure sensor for Calenta and Calenta Ace etc.	€37.95	In stock
Temperature sensor Remeha AF60 outdoor sensor Calenta/ACE/Quinta/Tzerra Plus S100 S100316	€46.45	In stock
Pump Remeha A-label pump for Calenta	€394.00	In stock
Heat exchanger Remeha DHW plate heat exchanger 37mm	€189.95	In stock
Display Remeha front casing for e.g. Calenta 28C Combi CW4 S100938	€159.95	In stock

Prices incl. VAT, taken directly from our checkout. Below is the complete parts list for this model.

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Fans for the Remeha Calenta 28C Combi CW4 (1) all Remeha fans →

Part	Item no. / mfr. no.	Price	Stock
Remeha fan for RG118-R19,5x1 (Calenta)	8012932 Mfr. no. S100878	€227.95	In stock	View & order

Sensors for the Remeha Calenta 28C Combi CW4 (3) all Remeha sensors →

Part	Item no. / mfr. no.	Price	Stock
Remeha temperature sensor NTC (2 pcs) for Calenta and Quinta	8012913 Mfr. no. S101003	€23.95	In stock	View & order
Remeha temperature sensor HL	8012930 Mfr. no. S101005	€20.45	In stock	View & order
Remeha Hall sensor for Calenta	8012945 Mfr. no. S100819	€20.95	In stock	View & order

Temperature sensors and NTC sensors for the Remeha Calenta 28C Combi CW4 (1) all Remeha temperature sensors and NTC sensors →

Part	Item no. / mfr. no.	Price	Stock
Remeha AF60 outdoor sensor Calenta/ACE/Quinta/Tzerra Plus S100 S100316	0050504 Mfr. no. S100316	€46.45	In stock	View & order

Pressure sensors for the Remeha Calenta 28C Combi CW4 (1) all Remeha pressure sensors →

Part	Item no. / mfr. no.	Price	Stock
Remeha pressure sensor for Calenta and Calenta Ace etc.	8012946 Mfr. no. S100821	€37.95	In stock	View & order

Pumps for the Remeha Calenta 28C Combi CW4 (1) all Remeha pumps →

Part	Item no. / mfr. no.	Price	Stock
Remeha A-label pump for Calenta	0050519 Mfr. no. S100703	€394.00	In stock	View & order

Heat exchangers for the Remeha Calenta 28C Combi CW4 (2) all Remeha heat exchangers →

Part	Item no. / mfr. no.	Price	Stock
Remeha heat exchanger 28 kW 7652290 for Calenta	8019196 Mfr. no. 7701124	€637.95	In stock	View & order
Remeha DHW plate heat exchanger 37mm	8012954 Mfr. no. S100831	€189.95	In stock	View & order

Gas valves and gas control for the Remeha Calenta 28C Combi CW4 (1) all Remeha gas valves and gas control →

Part	Item no. / mfr. no.	Price	Stock
Remeha gas valve with restrictor for Calenta and Calenta Ace	8019715 Mfr. no. S101507	€148.45	In stock	View & order

PCBs and controls for the Remeha Calenta 28C Combi CW4 (3) all Remeha PCBs and controls →

Part	Item no. / mfr. no.	Price	Stock
Remeha PCB SU-01S for Calenta and Quinta	8012943 Mfr. no. S103300	€77.95	In stock	View & order
Remeha display PCB for Calenta and Quinta	8012944 Mfr. no. S100859	€229.45	In stock	View & order
Remeha main PCB PCU-03 old no.: S103278 for Calenta	8012979 Mfr. no. 7649094	€366.95	In stock	View & order

Diverter valves and hydroblocks for the Remeha Calenta 28C Combi CW4 (2) all Remeha diverter valves and hydroblocks →

Part	Item no. / mfr. no.	Price	Stock
Remeha hydroblock Calenta / Calora right with actuator pressure sensor	8012957 Mfr. no. S100822	€170.95	In stock	View & order
Remeha hydroblock Calenta left Combi for 28/40C	8012300 Mfr. no. 7678295	€189.95	In stock	View & order

Ignition and ionisation for the Remeha Calenta 28C Combi CW4 (2) all Remeha ignition and ionisation →

Part	Item no. / mfr. no.	Price	Stock
Remeha ignition/ionisation electrode for Calenta and Calenta Ace	8012914 Mfr. no. S100890	€41.45	In stock	View & order
Remeha ignition transformer including ignition/ionisation electrode for Calenta and Calenta Ace	8012927 Mfr. no. S100838	€53.45	In stock	View & order

Siphons and condensate drains for the Remeha Calenta 28C Combi CW4 (2) all Remeha siphons and condensate drains →

Part	Item no. / mfr. no.	Price	Stock
Remeha siphon for Calenta and Calenta Ace	8012908 Mfr. no. S100905	€32.95	In stock	View & order
Remeha condensate tray 253mm for Calenta and Calenta Ace	8012906 Mfr. no. S100894	€85.95	In stock	View & order

Burners for the Remeha Calenta 28C Combi CW4 (1) all Remeha burners →

Part	Item no. / mfr. no.	Price	Stock
Remeha burner 28kW 198 mm for Calenta and Calenta Ace	8012933 Mfr. no. S100879	€116.45	In stock	View & order

Displays and controls for the Remeha Calenta 28C Combi CW4 (1) all Remeha displays and controls →

Part	Item no. / mfr. no.	Price	Stock
Remeha front casing for e.g. Calenta 28C Combi CW4 S100938	8012901 Mfr. no. S100938	€159.95	In stock	View & order

Filters for the Remeha Calenta 28C Combi CW4 (1) all Remeha filters →

Part	Item no. / mfr. no.	Price	Stock
Remeha CH flow filter	8012976 Mfr. no. S100805	€22.95	In stock	View & order

Maintenance and service kits for the Remeha Calenta 28C Combi CW4 (3) all Remeha maintenance and service kits →

Part	Item no. / mfr. no.	Price	Stock
Remeha maintenance set A Calenta 25/28 kW	8019982 Mfr. no. S101030	€33.45	In stock	View & order
Remeha maintenance set B Calenta 25/28 kW	8019983 Mfr. no. S101031	€51.45	In stock	View & order
Remeha maintenance kit C Calenta 25/28 kW	8019984 Mfr. no. S101032	€80.95	In stock	View & order

Valves for the Remeha Calenta 28C Combi CW4 (5) all Remeha valves →

Part	Item no. / mfr. no.	Price	Stock
Remeha automatic air vent 3/8"	8015936 Mfr. no. S62728	€32.95	In stock	View & order
Remeha safety relief valve with hose for Calenta and Calenta Ace	8012960 Mfr. no. S100829	€54.45	In stock	View & order
Remeha safety relief valve 3 bar Calenta	8740931 Mfr. no. 7801577	€31.95	In stock	View & order
Remeha instrument panel flap "R"	8012902 Mfr. no. S100939	€70.95	Made-to-order item	View & order
Remeha safety relief valve hose for Calenta and Calenta Ace	8012972 Mfr. no. S100866	€61.95	In stock	View & order

Electrical parts for the Remeha Calenta 28C Combi CW4 (3) all Remeha electrical parts →

Part	Item no. / mfr. no.	Price	Stock
Remeha on/off switch Calenta / Quinta Pro	8015694 Mfr. no. S100229	€21.95	In stock	View & order
Remeha glass fuse 2A slow-blow 10 pcs for Avanta and Calenta etc.	8016196 Mfr. no. S43561	€42.95	In stock	View & order
Remeha strain relief for e.g. Calenta 40C Combi CW5 S59372	8016229 Mfr. no. S59372	€29.95	Made-to-order item	View & order

Cables and wiring harnesses for the Remeha Calenta 28C Combi CW4 (8) all Remeha cables and wiring harnesses →

Part	Item no. / mfr. no.	Price	Stock
Remeha wiring harness 24 volt for sensor terminal strip x10 (Calenta)	8012948 Mfr. no. S100840	€81.95	In stock	View & order
Remeha cable three-way valve	8012949 Mfr. no. S100842	€21.95	In stock	View & order
Remeha cable for gas valve + ignition transformer (Calenta)	8012950 Mfr. no. S100844	€40.95	In stock	View & order
Remeha connection lead 3x1.5mm L=1.5m with angled plug black	8010104 Mfr. no. S100839	€40.95	In stock	View & order
Remeha cable 230V display for Calenta and Quinta	8013830 Mfr. no. S100841	€69.95	Made-to-order item	View & order
Remeha cable SCU 230V	8013884 Mfr. no. S101681	€24.95	Made-to-order item	View & order
Remeha cable SCU	8013873 Mfr. no. S101680	€25.95	Made-to-order item	View & order
Remeha pump cable for Calenta (e.g. Calenta 40C Combi CW5) S100846	8012947 Mfr. no. S100846	€33.95	Made-to-order item	View & order

Gaskets and seals for the Remeha Calenta 28C Combi CW4 (14) all Remeha gaskets and seals →

Part	Item no. / mfr. no.	Price	Stock
Remeha O-ring 18 x 2.8 mm (10 pcs)	8012140 Mfr. no. S59597	€18.95	In stock	View & order
Remeha sealing ring 23.8 x 17.7 x 2 mm (20 pcs) for Quinta and Calenta etc.	8012141 Mfr. no. S56155	€24.45	In stock	View & order
Remeha burner gasket 212 x 84 mm for Calenta and Calenta Ace	8012916 Mfr. no. S100880	€18.95	In stock	View & order
Remeha gasket flue/condensate tray for Calenta and Calenta Ace	8012920 Mfr. no. S100892	€18.95	In stock	View & order
Remeha sealing ring Ø 80 mm (5 pcs)	8012921 Mfr. no. S100855	€40.95	In stock	View & order
Remeha O-ring 22 x 2.5 mm (10 pcs)	8012965 Mfr. no. S100816	€20.95	In stock	View & order
Remeha gasket plate ignition electrode (10 pcs) for Calenta and Tzerra etc.	8016235 Mfr. no. S62105	€20.95	In stock	View & order
Remeha gasket heat exchanger/condensate tray 219mm for Calenta and Calenta Ace	8012919 Mfr. no. S100888	€18.95	In stock	View & order
Remeha siphon seal for Calenta and Calenta Ace	8012911 Mfr. no. S100906	€18.95	In stock	View & order
Remeha O-ring 76 x 4 mm 5 pcs	8012912 Mfr. no. S100815	€25.95	In stock	View & order
Remeha seal round 83 mm with flap (28kW)	8012934 Mfr. no. S100881	€33.95	In stock	View & order
Remeha O-ring type C 25.2 x 17 mm 20 pcs	8012963 Mfr. no. S100810	€32.95	In stock	View & order
Remeha O-ring 18x2.8 mos2 (10x)	8011537 Mfr. no. 7673034	€18.95	In stock	View & order
Remeha gasket ring oval 5 pcs for Calenta and Quinta	8012951 Mfr. no. S100861	€33.95	Made-to-order item	View & order

Pipes, tubes and hoses for the Remeha Calenta 28C Combi CW4 (8) all Remeha pipes, tubes and hoses →

Part	Item no. / mfr. no.	Price	Stock
Remeha pipe set flow/return	8012909 Mfr. no. S100909	€346.45	In stock	View & order
Remeha flue adapter 60 mm	8012925 Mfr. no. S62768	€45.95	In stock	View & order
Remeha flue/air supply adapter 2x 80 mm Calenta (Ace) Calora	8012926 Mfr. no. S100240	€123.45	In stock	View & order
Remeha gas supply pipe for Calenta	8012936 Mfr. no. S100907	€58.95	In stock	View & order
Remeha air inlet silencer for e.g. Calenta Ace 28C Combi CW4 S100911	8012937 Mfr. no. S100911	€38.95	In stock	View & order
Remeha condensate drain hose 20 mm x 60 cm for Calenta and Calenta Ace	8012971 Mfr. no. S101002	€39.95	In stock	View & order
Remeha flue gas pipe round 80 mm 28kW	8013269 Mfr. no. S100854	€182.95	Made-to-order item	View & order
Remeha silicone hose 8 x 4 x 715 mm	8012918 Mfr. no. S100891	€29.95	Made-to-order item	View & order

Casing and panels for the Remeha Calenta 28C Combi CW4 (3) all Remeha casing and panels →

Part	Item no. / mfr. no.	Price	Stock
Remeha instrument panel with display for Calenta and Quinta	8012953 Mfr. no. S100857	€269.95	In stock	View & order
Remeha cover cap for e.g. Calenta 40C Combi CW5 S100852	8012952 Mfr. no. S100852	€46.95	Made-to-order item	View & order
Remeha cover plate SCU for e.g. Calenta 40C Combi CW5 S100870	8012904 Mfr. no. S100870	€32.95	Made-to-order item	View & order

Fixing material for the Remeha Calenta 28C Combi CW4 (20) all Remeha fixing material →

Part	Item no. / mfr. no.	Price	Stock
Remeha screw M4 x 10 mm 50 pcs	8019700 Mfr. no. S48950	€22.95	In stock	View & order
Remeha hairpin clips 10 pcs for e.g. Avanta 28C Combi CW4 S59586	8012138 Mfr. no. S59586	€26.95	In stock	View & order
Remeha mounting clip for flue pipe 2 pcs	8012924 Mfr. no. S100848	€31.95	In stock	View & order
Remeha plug 13.9mm 10 pcs	8012968 Mfr. no. S100837	€36.95	In stock	View & order
Remeha clip 10.3 5 pcs	8012969 Mfr. no. S100814	€20.95	In stock	View & order
Remeha screw M5 x 8 mm (3 pcs)	8012304 Mfr. no. 7680933	€16.95	In stock	View & order
Remeha screw M5 x 18 mm 15 pcs	8012162 Mfr. no. S59141	€28.95	Made-to-order item	View & order
Remeha screw KB35X12 mm 10 pcs	8016228 Mfr. no. S59367	€29.95	Made-to-order item	View & order
Remeha screw KB30X8 mm 10 pcs	8016238 Mfr. no. S62185	€22.95	Made-to-order item	View & order
Remeha screw M5 x 25 mm 10 pcs	8012940 Mfr. no. S100951	€30.95	Made-to-order item	View & order
Remeha screw M5 x 75 mm 10 pcs	8012966 Mfr. no. S100830	€64.95	Made-to-order item	View & order
Remeha screw M5 x 15 mm 10 pcs	8012967 Mfr. no. S100836	€31.95	Made-to-order item	View & order
Remeha screw K50 x 12 mm 20 pcs	8012973 Mfr. no. S100825	€29.95	Made-to-order item	View & order
Remeha boiler wall mounting bracket for e.g. Calenta Ace 28C Combi CW4 7665191	8011533 Mfr. no. 7665191	€33.95	Made-to-order item	View & order
Remeha mounting clip for hose 5 pcs	8012961 Mfr. no. S100873	€47.95	Made-to-order item	View & order
Remeha clip 26 with handle 10 pcs	8012970 Mfr. no. S100832	€33.95	Made-to-order item	View & order
Remeha clip 26 20 pcs	8012964 Mfr. no. S100813	€32.95	Made-to-order item	View & order
Remeha hairpin clip 16 mm	8012962 Mfr. no. S100835	€46.95	Made-to-order item	View & order
Remeha grommet diameter 20 mm 15 pcs	8012974 Mfr. no. S62727	€48.95	Made-to-order item	View & order
Remeha nut G 3/4"	8012941 Mfr. no. S101010	€30.95	Made-to-order item	View & order

Other parts for the Remeha Calenta 28C Combi CW4 (19)

Part	Item no. / mfr. no.	Price	Stock
Remeha actuator with three-way valve for Calenta	8012955 Mfr. no. S100823	€74.95	In stock	View & order
Remeha cartridge housing	8012959 Mfr. no. S100824	€63.95	In stock	View & order
Remeha cartridge housing 8.5 l/min incl. Hall sensor for Calenta	8012956 Mfr. no. S100817	€75.95	In stock	View & order
Remeha three-way valve tool for Calenta/Tzerra (Plus)	8019159 Mfr. no. 7646822	€16.95	In stock	View & order
Remeha protective cap test point flue, set of 5 pcs	8012922 Mfr. no. S100850	€35.95	In stock	View & order
Remeha PSU code key Calenta 25 / 28 (PSU-01)	8019586 Mfr. no. 7602482	€40.95	In stock	View & order
Remeha sight glass Avanta/Aquanta	8012106 Mfr. no. S59118	€17.95	In stock	View & order
Remeha flue test point protective cap 5 pcs for e.g. Quinta Ace 65 S62232	8016255 Mfr. no. S62232	€26.45	In stock	View & order
Remeha flue test point protective cap 5 pcs for e.g. Quinta Ace 65 S62233	8016256 Mfr. no. S62233	€24.95	In stock	View & order
Remeha hose pillar M7 x 1 mm	8012917 Mfr. no. S100895	€15.95	In stock	View & order
Remeha gas/air mixing piece 220 x 84 mm	8012935 Mfr. no. S100882	€129.95	In stock	View & order
Remeha connector domestic water side 15 mm	8012939 Mfr. no. S100806	€46.95	In stock	View & order
Remeha flow/return connection 22 mm	8012975 Mfr. no. S100807	€51.95	In stock	View & order
Remeha pin for fixing front casing 2 pcs	8010081 Mfr. no. S101403	€24.95	In stock	View & order
Remeha boiler lighting kit Calenta	8010023 Mfr. no. S101253	€109.95	In stock	View & order
Remeha mounting strip heat exchanger for Quinta and Calenta etc.	8012923 Mfr. no. S100901	€31.95	Made-to-order item	View & order
Remeha cord for instrument panel	8013836 Mfr. no. S100858	€30.95	Made-to-order item	View & order
Remeha restrictor ring 5.60 mm	8012938 Mfr. no. S101173	€45.95	Made-to-order item	View & order
Remeha hose clamp 10 pcs for e.g. Calenta 40C Combi CW5 S100954	8012928 Mfr. no. S100954	€84.95	Made-to-order item	View & order

Exploded views of the Remeha Calenta 28C Combi CW4

Click an exploded view to enlarge it. The position numbers are shown next to each part.

Fault code on your Remeha Calenta 28C Combi CW4? This is the part type involved

Common Remeha fault codes and the part type that is usually the cause; the parts for this model are listed above. All codes explained: Remeha fault codes.

Code	What is going on	Part type
02	No flame formation or no ionisation (after 5 start attempts). No ignition spark.	Ignition and ionisation
3	Gas valve defective	Gas valves and gas control
4	Maximum heat exchanger temperature rise exceeded	Heat exchangers
6	Flame detected out of normal sequence (before opening or after closing of the gas valve).	Gas valves and gas control
23	A flame is detected before ignition.	Ignition and ionisation
24	Temperature sensor	Sensors

For guidance only: the same code can have a different cause depending on the situation.

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Frequently asked questions

Which parts are available for the Remeha Calenta 28C Combi CW4?

The catalogue lists 105 original parts for the Remeha Calenta 28C Combi CW4, including fans, sensors, temperature sensors and NTC sensors, pressure sensors. All parts are listed above, grouped by type, with part number and price.

How much does a fan for the Remeha Calenta 28C Combi CW4 cost?

The fans for this model cost €265.28 incl. VAT. Check the table "Fans" above for the right part number.

Are the parts for the Remeha Calenta 28C Combi CW4 in stock?

76 of the 105 parts are in stock; shipping to EU countries from €12.95 (€16.95 for more distant countries), usually 3–5 working days. Parts marked "Made-to-order item" are ordered specially for you; the delivery time is shown on the product page.

How do I know which part I need for the Remeha Calenta 28C Combi CW4?

Search for the part by part number or use the exploded view of the Remeha Calenta 28C Combi CW4.

Are these original Remeha parts?

Yes. All 105 parts in this list are original manufacturer parts for the Remeha Calenta 28C Combi CW4, supplied through the official technical wholesale channel and with the correct part number.

How much do parts for the Remeha Calenta 28C Combi CW4 cost?

Parts for the Remeha Calenta 28C Combi CW4 range from €10.45 to €849.42 incl. VAT. The exact price of each part is shown in the tables above.

Can I return a part?

As a consumer you have a 14-day right of withdrawal. You may unpack and inspect the part; do not install or connect it. For a part that has been installed, connected or damaged we deduct the diminished value, up to the full price for circuit boards.